Home / 797,420.47-1,100,466.83-434,864.18

Finding the Fourth Proportional to 797,420.47, 1,100,466.83 and 434,864.18

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Solution

The fourth proportional to 797,420.47, 1,100,466.83 and 434,864.18 is: 600,127.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,420.47 : 1,100,466.83 = 434,864.18 : x
  2. Step 2: Convert to fraction form
    797,420.47/1,100,466.83 = 434,864.18/x
  3. Step 3: Cross multiply
    797,420.47x = 1,100,466.83 × 434,864.18
  4. Step 4: Simplify right side
    797,420.47x = 478,553,597,968.49
  5. Step 5: Solve for x
    x = 478,553,597,968.49/797,420.47
  6. Step 6: Final answer
    x = 600,127.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.